Harris Health/Baylor College of Medicine, Houston, Texas, United States
Texas Children's Hospital, Houston, Texas, United States
Michael E. DeBakey VA Medical Center, Houston, Texas, United States
Johns Hopkins University, Baltimore, Maryland, United States
Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania, United States
Baylor College of Medicine, Houston, Texas, United States
Baylor College of Medicine, Houston, Texas, United States
USDA/ARS Children's Nutrition Research Center, Baylor College of Medicine, Houston, Texas, United States
Texas Children's Hospital, Houston, Texas, United States
Michael E. DeBakey VA Medical Center, Houston, Texas, United States
Baylor College of Medicine at CHRISTUS Children's, San Antonio, Texas, United States
Ben Taub Hospital, Houston, Texas, United States